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The US trademark DUODERM was filed as Word mark on 11/09/1981 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 01/18/1983.
The current status of the mark is "REGISTERED AND RENEWED".
Trademark form | Word mark |
File reference | 1223890 |
Register number | 73336199 |
Application date | November 9, 1981 |
Entry date | January 18, 1983 |
Expiration date | January 18, 2033 |
ID: 13